CN206830784U - A kind of on-line monitoring system of wind-driven generator group wheel box oil circuit - Google Patents
A kind of on-line monitoring system of wind-driven generator group wheel box oil circuit Download PDFInfo
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- CN206830784U CN206830784U CN201720719373.3U CN201720719373U CN206830784U CN 206830784 U CN206830784 U CN 206830784U CN 201720719373 U CN201720719373 U CN 201720719373U CN 206830784 U CN206830784 U CN 206830784U
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- Prior art keywords
- oil pipe
- temperature
- oil
- monitoring system
- flowmeter
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 54
- 239000003921 oil Substances 0.000 claims abstract description 141
- 239000010687 lubricating oil Substances 0.000 claims abstract description 57
- 239000002828 fuel tank Substances 0.000 claims abstract description 10
- 238000005461 lubrication Methods 0.000 claims abstract description 8
- 239000012809 cooling fluid Substances 0.000 claims description 4
- 101100408455 Arabidopsis thaliana PLC7 gene Proteins 0.000 description 11
- 238000001816 cooling Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 239000012208 gear oil Substances 0.000 description 3
- 239000004519 grease Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
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Abstract
It the utility model is related to a kind of on-line monitoring system of wind-driven generator group wheel box oil circuit, including fuel tank, fuel tank is connected through the one end of temperature-sensing valve respectively with the first oil pipe and the second oil pipe, the other end of first oil pipe and the second oil pipe is connected with gear-box respectively, second oil pipe is provided with cooler, the on-line monitoring system includes being arranged at first flowmeter and PLC on the first oil pipe and/or the second oil pipe, for monitoring flow of lubrication in oil pipe, and the signal output part of first flowmeter is connected with PLC.On-line monitoring system of the present utility model monitors the flow of lubricating oil in each oil pipe by flowmeter, so as to make the difference of flow that staff monitors according to flowmeter and setting state judge whether appearance acts not in place or failure problems to temperature-sensing valve, when temperature-sensing valve goes wrong, staff makes adjustment in time, to avoid the too high damage gear-box of the temperature of lubricating oil.
Description
Technical field
It the utility model is related to a kind of on-line monitoring system of wind-driven generator group wheel box oil circuit.
Background technology
At present, wind-driven generator group wheel box lubricating oil cooling system, which has subject matter, is:Because temperature-sensing valve is using
During there is a situation where act not in place or failure, cause lubricating oil circulation path to change, make radiating not abundant enough, and
Prolonged high temperature can shorten the service life of gear-box.Therefore it is that gear-box O&M safeguards important to find temperature-sensing valve failure in time
Content.
In view of this, it is special to propose the utility model.
Utility model content
The utility model purpose is to provide a kind of on-line monitoring system of wind-driven generator group wheel box oil circuit, to help
Staff has found the temperature-sensing valve hidden danger in lubricating oil cooling system in time, and hidden danger is eliminated in rudiment, improves lubrication oil cooling
But the foreseeability of system.
To realize the purpose, the utility model adopts the following technical scheme that:
A kind of on-line monitoring system of wind-driven generator group wheel box oil circuit, including fuel tank, fuel tank through temperature-sensing valve respectively with
One end of first oil pipe and the second oil pipe is connected, and the other end of the first oil pipe and the second oil pipe is connected with gear-box respectively,
Second oil pipe is provided with cooler, the on-line monitoring system include being arranged at it is on the first oil pipe and/or the second oil pipe, be used for
The first flowmeter and PLC of flow of lubrication in oil pipe are monitored, the signal output part of first flowmeter is connected with PLC.
Further, the on-line monitoring system also includes being arranged on the first oil pipe and/or the second oil pipe, for monitoring
The first temperature sensor of temperature, the signal output part of the first temperature sensor are connected with PLC in oil pipe.
Further, the second oil pipe between cooler and gear-box is provided with first flowmeter.
Further, the second oil pipe between cooler and gear-box is provided with the first temperature sensor.
Further, first flowmeter is in be wholely set with the first temperature sensor.
Further, the second oil pipe between cooler and gear-box, which is provided with, is used to monitor lubricating oil temperature in oil pipe
Second temperature sensor, the signal output part of second temperature sensor are connected with PLC.
Further, the second oil pipe between temperature-sensing valve and cooler, which is provided with, is used to monitor lubricating oil temperature in oil pipe
Three-temperature sensor, the signal output part of three-temperature sensor are connected with PLC, cooling fluid in PLC control coolers
Flow velocity.
Further, the second oil pipe between temperature-sensing valve and cooler, which is provided with, is used to monitor flow of lubrication in oil pipe
Second flowmeter, the signal output part of second flowmeter are connected with PLC.
Further, the second oil pipe between temperature-sensing valve and cooler, which is provided with, is used for the 4th temperature for monitoring temperature in oil pipe
Sensor is spent, the signal output part of the 4th temperature sensor is connected with PLC, and PLC controls the working condition of second flowmeter.
Compared with prior art, the utility model has the advantages that:
1st, on-line monitoring system of the present utility model monitors the flow of lubricating oil in each oil pipe by flowmeter, so as to make
To judge temperature-sensing valve, whether appearance action is not in place with setting the difference of state according to the flow that flowmeter monitors by staff
Or failure problems, when temperature-sensing valve goes wrong, staff makes adjustment in time, to avoid the too high damage of the temperature of lubricating oil
Gear-box.Specifically, under normal circumstances, it is set, with the rise of lubricating oil temperature, the flow of lubricating oil subtracts in the first oil pipe
Small, the flow increase of lubricating oil, makes more lubricating oil flow into gear-box after cooler cools, to avoid moistening in the second oil pipe
The too high damage gear-box of temperature of lubricating oil, and when temperature-sensing valve appearance acts not in place or failure problems, the first oil pipe and second
The flow of lubricating oil can not reach setting state in oil pipe, make high temperature grease flow into gear-box, and gear-box is caused to damage,
Therefore, flowmeter of the present utility model can avoid the generation of above mentioned problem.
2nd, on-line monitoring system of the present utility model also monitors temperature in each oil pipe by temperature sensor, so as to make work
Make personnel according to temperature sensor monitors to temperature with setting state difference come judge temperature-sensing valve whether appearance act less than
Position or failure problems, improve the degree of accuracy of on-line monitoring system monitoring.Specifically, under normal circumstances, with lubricating oil temperature
Rise, the flow of lubricating oil reduces in the first oil pipe, and temperature reduces in the first oil pipe, and the flow of lubricating oil increases in the second oil pipe
Greatly, temperature raises in the second oil pipe, and when temperature-sensing valve appearance acts not in place or failure problems, the first oil pipe and the second oil pipe
The flow of interior lubricating oil can not reach setting state, and temperature can not reach setting state in the first oil pipe and the second oil pipe, because
This, temperature sensor of the present utility model can play same effect with flowmeter, avoid the too high damage tooth of temperature of lubricating oil
Roller box.
Brief description of the drawings
Accompanying drawing is further understood from, this practicality as a part of the present utility model for providing to of the present utility model
New schematic description and description is used to explain the utility model, but does not form to improper restriction of the present utility model.
Obviously, drawings in the following description are only some embodiments, to those skilled in the art, are not paying creation
Property work on the premise of, can also according to these accompanying drawings obtain other accompanying drawings.In the accompanying drawings:
Fig. 1 shows the structural representation of on-line monitoring system provided by the utility model.
Wherein each group is as follows into title:
1 --- fuel tank, 2 --- temperature-sensing valve, 3 --- cooler, 4 --- the second oil pipe, 5 --- first flowmeter, 6 ---
First temperature sensor, 7 --- the first oil pipe, 8 --- gear-box, 9 --- CAN, 10 --- PLC, 11 --- communication light
Fibre, 12 --- centralized control center's monitoring equipment;
It should be noted that these accompanying drawings and word description are not intended as limits design of the present utility model in any way
Scope, but be that those skilled in the art illustrate concept of the present utility model by reference to specific embodiment.
Embodiment
To make the purpose, technical scheme and advantage of the utility model embodiment clearer, below to the skill in embodiment
Art scheme is clearly and completely described, and following examples are used to illustrate the utility model, but are not limited to the utility model
Scope.
As shown in figure 1, embodiment of the present utility model discloses a kind of online prison of the oil circuit of wind-driven generator group wheel box 8
Examining system, including fuel tank 1, fuel tank 1 are connected through the one end of temperature-sensing valve 2 respectively with the first oil pipe 7 and the second oil pipe 4, the first oil
The other end of the oil pipe 4 of pipe 7 and second is connected with gear-box 8 respectively, and the second oil pipe 4 is provided with cooler 3, the on-line monitoring
System includes being arranged at first flow on the first oil pipe 7 and/or the second oil pipe 4, for monitoring flow of lubrication in oil pipe
5 and PLC10 is counted, the signal output part of first flowmeter 5 is connected with PLC10.
On-line monitoring system of the present utility model monitors the flow of lubricating oil in each oil pipe by flowmeter, so as to make work
Make the difference of flow that personnel monitor according to flowmeter and setting state judge temperature-sensing valve 2 whether appearance action it is not in place or
Failure problems, when temperature-sensing valve 2 goes wrong, staff makes adjustment in time, to avoid the too high damage of the temperature of lubricating oil
Gear-box 8.Specifically, under normal circumstances, it is set, with the rise of lubricating oil temperature, the flow of lubricating oil in the first oil pipe 7
Reducing, the flow increase of lubricating oil, makes more lubricating oil flow into gear-box 8 after the cooling of cooler 3 in the second oil pipe 4, with
The too high damage gear-box 8 of temperature of lubricating oil is avoided, and when the appearance of temperature-sensing valve 2 acts not in place or failure problems, the first oil
The flow of lubricating oil can not reach setting state in the oil pipe 4 of pipe 7 and second, make high temperature grease flow into gear-box 8, and to gear
Case 8 causes to damage, and therefore, flowmeter of the present utility model can avoid the generation of above mentioned problem.
The on-line monitoring system also includes being arranged on the first oil pipe 7 and/or the second oil pipe 4, for monitoring in oil pipe
First temperature sensor 6 of temperature, the signal output part of the first temperature sensor 6 are connected with PLC10.
On-line monitoring system of the present utility model also excess temperature sensor monitors temperature in each oil pipe, so as to make work people
Member according to temperature sensor monitors to temperature with setting state difference come judge temperature-sensing valve 2 whether appearance action it is not in place or
Failure problems, improve the degree of accuracy of on-line monitoring system monitoring.Specifically, under normal circumstances, with the liter of lubricating oil temperature
Height, the flow of lubricating oil reduces in the first oil pipe 7, and temperature reduces in the first oil pipe 7, and the flow of lubricating oil increases in the second oil pipe 4
Greatly, temperature raises in the second oil pipe 4, and when the appearance of temperature-sensing valve 2 acts not in place or failure problems, the first oil pipe 7 and second
The flow of lubricating oil can not reach setting state in oil pipe 4, and temperature can not reach setting in the first oil pipe 7 and the second oil pipe 4
State, therefore, temperature sensor of the present utility model can play same effect with flowmeter, avoid the temperature of lubricating oil too high
Damage gear-box 8.
The second oil pipe 4 between cooler 3 and gear-box 8, which is provided with, is used for the second temperature for monitoring lubricating oil temperature in oil pipe
Sensor is spent, the signal output part of second temperature sensor is connected with PLC10.
Blockage problem occurs after long-time use in cooler 3, influences its operating efficiency, so as to cause Lubricating Oil Temperature
Rise, causes gear-box 8 to damage, and above-mentioned setting monitors the second oil after cooler 3 by second temperature sensor
The temperature of lubricating oil in pipe 4, so as to make difference of the staff according to the temperature that second temperature sensor monitors and setting state
Do not judge whether cooler 3 blockage problem occurs, when cooler 3 goes wrong, staff makes adjustment in time, to keep away
Exempt from the too high damage gear-box 8 of temperature of lubricating oil.Specifically, cooler 3 is when there is blockage problem second after cooler 3
The temperature of lubricating oil can not reach setting state in oil pipe 4, and therefore, the second temperature sensor of above-mentioned setting can avoid above-mentioned ask
The generation of topic.
The second oil pipe 4 between cooler 3 and gear-box 8 is provided with first flowmeter 5.Between cooler 3 and gear-box 8
The second oil pipe 4 be provided with the first temperature sensor 6.First flowmeter 5 is in be wholely set with the first temperature sensor 6.
High temperature can cause flowmeter monitoring inaccuracy or failure problems occur, and above-mentioned setting is by the way that first flowmeter 5 is put
In the generation that above mentioned problem is avoided on the second oil pipe 4 after cooler 3.Meanwhile above-mentioned setting also by first flowmeter 5 come
The flow of monitoring lubricating oil in the second oil pipe 4 after cooler 3, so as to make staff be monitored according to first flowmeter 5
To flow and the difference of setting state judge whether cooler 3 blockage problem occurs, improve the degree of accuracy of monitoring.Specifically
Ground, cooler 3 are when there is blockage problem, and the flow of lubricating oil can not reach setting shape in the second oil pipe 4 after cooler 3
State, therefore, first flowmeter 5 of the present utility model are identical with the second temperature sensor effect of above-mentioned setting, avoid lubricating oil
Temperature it is too high damage gear-box 8.
The second oil pipe 4 between temperature-sensing valve 2 and cooler 3, which is provided with, is used for the 3rd temperature for monitoring lubricating oil temperature in oil pipe
Sensor is spent, the signal output part of three-temperature sensor is connected with PLC10, cooling fluid in PLC10 control coolers 3
Flow velocity.
By above-mentioned setting, staff can adjust cooler 3 according to the temperature that three-temperature sensor monitors
The flow velocity of interior cooling fluid, realize good cooling effect.Staff can also be made according to second temperature sensor and the 3rd
Temperature sensor monitors to the difference of temperature judge whether cooler 3 blockage problem occurs, improve the degree of accuracy of monitoring.
The second oil pipe 4 between temperature-sensing valve 2 and cooler 3 is provided with the second for being used for monitoring flow of lubrication in oil pipe
Gauge, the signal output part of second flowmeter are connected with PLC10.
Above-mentioned setting also makes the difference of the flow that staff monitors according to first flowmeter 5 and second flowmeter to sentence
Whether disconnected cooler 3 there is blockage problem, improves the degree of accuracy of monitoring.
The second oil pipe 4 between temperature-sensing valve 2 and cooler 3 is provided with the 4th TEMP for being used for monitoring temperature in oil pipe
Device, the signal output part of the 4th temperature sensor are connected with PLC10, and PLC10 controls the working condition of second flowmeter.
High temperature can cause flowmeter to occur monitoring inaccurate problem, and in this case, the flow that flowmeter monitors does not have
There is reference value, can not be compared with setting state, therefore, flowmeter should be stopped, to save the energy.Above-mentioned setting is led to
Cross make second flowmeter by the 4th temperature sensor control working condition realize this scheme, specifically, when temperature-sensing valve 2 with it is cold
But when temperature exceedes setting state in the second oil pipe 4 between device 3, second flowmeter is stopped.
Specifically, the job step of the lubricating oil cooling system of gear-box 8 is as follows:
The first step:By electric-motor pump and mechanical pump (gear-box 8 is run when rotating) by lubricating oil from the fuel tank 1 of gear-box 8
Middle sucking-off, lubricating oil reach temperature-sensing valve 2 after filter.Temperature-sensing valve 2 can automatically control according to the Lubricating Oil Temperature passed through
The flow direction of lubricating oil.When the Lubricating Oil Temperature passed through is less than 45 DEG C, lubricating oil is directly entered gear-box 8 (due to profit now
Oil temperature is relatively low, it is not necessary to is cooled down);When the lubricating oil temperature passed through is higher than 45 DEG C, the valve element of temperature-sensing valve 2 starts to act,
Lubricating oil portion now is directly entered gear-box 8, partly enters gear-box 8 by cooling system;When the lubricating oil temperature passed through
During higher than 50 DEG C, the valve element of temperature-sensing valve 2 completely closes, and lubricating oil now enters gear-box 8 (now by cooler 3 completely
Lubricating oil temperature is higher, must could enter gear-box 8 after cooling).
Second step:Flowmeter (having temperature sensor in flowmeter), flowmeter are passed through by oil pipe through overcooled lubricating oil
Calculate the flow in oil pipe, temperature sensor calculates temperature.
Oil temperature goes the oil pipe internal gear oil stream amount of cooler 3 to start to increase when between 45 DEG C~50 DEG C, removes the oil of gear-box 8
Flow starts to reduce in pipe, causes the oil pipe temperature rapid increase of cooler 3.And now go the oil pipe temperature of gear-box 8 will not be again
Significantly rise.
When oil temperature rises to more than 50 DEG C, gear oil is all by removing the oil pipe of cooler 3, on this oil pipe oil temperature is quick
Rise, and go the oil pipe of gear-box 8 in because without gear oil by and causing oil pipe temperature significantly lower than the oil pipe for removing cooler 3.
If temperature goes the oil pipe temperature of gear-box 8 can not dropping for a long time afterwards higher than 50 DEG C, illustrate that temperature-sensing valve 2 is asked
Topic is, it is necessary to change, and at this, the accurate measurement pipe flow of installation flowmeter progress and reload temperature sensor enter trip temperature in oil pipe
Detect to judge whether the working condition of temperature-sensing valve 2 is normal, the signal of flow measuring unit and temperature sensor will be believed by CAN 9
In PLC10 in number incoming air blower control cabinet, after quantification treatment is programmed by PLC10, collection control is passed to by optical fiber 11
In center monitoring machine 12, it is monitored by field operator and is analyzed.
Described above is only preferred embodiment of the present utility model, not the utility model is made any formal
Limitation, although the utility model is disclosed above with preferred embodiment, but is not limited to the utility model, any to be familiar with
Technical staff of the present utility model is not being departed from the range of technical solutions of the utility model, when in the technology using above-mentioned prompting
Hold the equivalent embodiment made a little change or be modified to equivalent variations, as long as being without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still
Belong in the range of the utility model.
Claims (9)
1. a kind of on-line monitoring system of wind-driven generator group wheel box oil circuit, including fuel tank, fuel tank is through temperature-sensing valve respectively with
One end of one oil pipe and the second oil pipe is connected, and the other end of the first oil pipe and the second oil pipe is connected with gear-box respectively, the
Two oil pipes are provided with cooler, it is characterised in that the on-line monitoring system includes being arranged at the first oil pipe and/or the second oil pipe
On, first flowmeter and PLC for monitoring flow of lubrication in oil pipe, signal output part and the PLC phases of first flowmeter
Connection.
A kind of 2. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 1, it is characterised in that
The on-line monitoring system also include be arranged on the first oil pipe and/or the second oil pipe, for monitor temperature in oil pipe first
Temperature sensor, the signal output part of the first temperature sensor are connected with PLC.
A kind of 3. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 1, it is characterised in that
The second oil pipe between cooler and gear-box is provided with first flowmeter.
A kind of 4. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 2, it is characterised in that
The second oil pipe between cooler and gear-box is provided with the first temperature sensor.
A kind of 5. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 2, it is characterised in that
First flowmeter is in be wholely set with the first temperature sensor.
A kind of 6. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 1, it is characterised in that
The second oil pipe between cooler and gear-box is provided with the second temperature sensor for being used for monitoring lubricating oil temperature in oil pipe, the
The signal output part of two temperature sensors is connected with PLC.
A kind of 7. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 1, it is characterised in that
The second oil pipe between temperature-sensing valve and cooler is provided with the three-temperature sensor for being used for monitoring lubricating oil temperature in oil pipe, the
The signal output part of three-temperature sensor is connected with PLC, the flow velocity of cooling fluid in PLC control coolers.
A kind of 8. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 1, it is characterised in that
The second oil pipe between temperature-sensing valve and cooler is provided with the second flowmeter for being used for monitoring flow of lubrication in oil pipe, second
The signal output part of gauge is connected with PLC.
A kind of 9. on-line monitoring system of wind-driven generator group wheel box oil circuit according to claim 8, it is characterised in that
The second oil pipe between temperature-sensing valve and cooler is provided with the 4th temperature sensor for being used for monitoring temperature in oil pipe, the 4th temperature
The signal output part of sensor is connected with PLC, and PLC controls the working condition of second flowmeter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720719373.3U CN206830784U (en) | 2017-06-20 | 2017-06-20 | A kind of on-line monitoring system of wind-driven generator group wheel box oil circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720719373.3U CN206830784U (en) | 2017-06-20 | 2017-06-20 | A kind of on-line monitoring system of wind-driven generator group wheel box oil circuit |
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CN206830784U true CN206830784U (en) | 2018-01-02 |
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ID=60776673
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CN201720719373.3U Expired - Fee Related CN206830784U (en) | 2017-06-20 | 2017-06-20 | A kind of on-line monitoring system of wind-driven generator group wheel box oil circuit |
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CN (1) | CN206830784U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109164247A (en) * | 2018-09-07 | 2019-01-08 | 吉睿智控科技(天津)有限公司 | Gear box lubricating oil Oil Quality on-Line Monitor Device and monitoring method |
CN114198491A (en) * | 2021-11-15 | 2022-03-18 | 重庆海装风电工程技术有限公司 | Lubricating oil-based monitoring method and system and electronic equipment |
-
2017
- 2017-06-20 CN CN201720719373.3U patent/CN206830784U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109164247A (en) * | 2018-09-07 | 2019-01-08 | 吉睿智控科技(天津)有限公司 | Gear box lubricating oil Oil Quality on-Line Monitor Device and monitoring method |
CN114198491A (en) * | 2021-11-15 | 2022-03-18 | 重庆海装风电工程技术有限公司 | Lubricating oil-based monitoring method and system and electronic equipment |
CN114198491B (en) * | 2021-11-15 | 2024-04-09 | 重庆海装风电工程技术有限公司 | Monitoring method and system based on lubricating oil and electronic equipment |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 Termination date: 20190620 |
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CF01 | Termination of patent right due to non-payment of annual fee |